Thomas Andrews, Jr. (7 February 1873 – 15 April 1912) was an Irish business man and shipbuilder; managing director and also head of the drafting department of the shipbuilding company Harland and Wolff in Belfast, Ireland. Andrews was the naval architect in charge of the plans for the ocean liner RMS Titanic. He was travelling on board the Titanic during her maiden voyage when the ship hit an iceberg on 15 April 1912, and he died in the disaster.